Question

You want to create a device to warm food that is safe. Which type of electromagnetic wave would be most useful to investigate? A) X–rays. B) infrared waves. C) gamma rays. D) ultraviolet waves

Answer 1

I think it is infrared because it is closer to microwave which is used to warm food

Answer 2

The best type of electromagnetic wave to use to warm food that is safe would be the infrared wave. The correct answer is B.